diff options
| author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-05-12 23:19:01 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-05-12 23:20:33 +0200 |
| commit | a9aa1d02de36b450990b0e25a88fc2ff1c3e6b94 (patch) | |
| tree | 1f9d19f1642d263e65906a916a48be9339accc73 /drivers/serial/imx.c | |
| parent | 5671a10e2bc7f99d9157c6044faf8be2ef302361 (diff) | |
| parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
Merge commit 'v2.6.34-rc7' into perf/nmi
Merge reason: catch up with latest softlockup detector changes.
Diffstat (limited to 'drivers/serial/imx.c')
| -rw-r--r-- | drivers/serial/imx.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 60d665a17a88..4315b23590bd 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -46,6 +46,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/rational.h> +#include <linux/slab.h> #include <asm/io.h> #include <asm/irq.h> @@ -440,7 +441,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id) temp = readl(sport->port.membase + USR2); if (temp & USR2_BRCD) { - writel(temp | USR2_BRCD, sport->port.membase + USR2); + writel(USR2_BRCD, sport->port.membase + USR2); if (uart_handle_break(&sport->port)) continue; } @@ -1279,7 +1280,7 @@ static int serial_imx_probe(struct platform_device *pdev) sport->use_irda = 1; #endif - if (pdata->init) { + if (pdata && pdata->init) { ret = pdata->init(pdev); if (ret) goto clkput; @@ -1292,7 +1293,7 @@ static int serial_imx_probe(struct platform_device *pdev) return 0; deinit: - if (pdata->exit) + if (pdata && pdata->exit) pdata->exit(pdev); clkput: clk_put(sport->clk); @@ -1321,7 +1322,7 @@ static int serial_imx_remove(struct platform_device *pdev) clk_disable(sport->clk); - if (pdata->exit) + if (pdata && pdata->exit) pdata->exit(pdev); iounmap(sport->port.membase); |